politicians are calling for new laws to increase punishment for rapists. >>> this was a day of rejoices in san francisco as community groups gather to celebrate the 250th anniversary of the emancipation as well as kwanza. the village arts commission put together the celebration. they paid tribute to pioneering african americans. >> harriett tubman, nat turner. >> reporter: one organizers said today's event was meant to bring the community together at a tile when violence is plaguing their neighborhood. >>> a rash of crimes has a neighborhood on edge. >> that tells me somebody is watching the house, they know when we leave. >>> see how stanford fans celebrated a huge win in the rose bowl. >> it's going to be different but it's going to help. >> and san francisco's minimum wage goes up as of today. will it hurt business or help the bay area economy? >>> a water main break is causing sop problems in concord tonight -- some problems tonight. the water district says no one has lost water service. crews were called to the area around 5:45 this evening but we are told they had to obtain permit